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Blame SOURCES/satyr-0.13-ppc64-backtrace-parsing.patch

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From 0fcd63190deeb0afa2ad04826da99e5632f9d517 Mon Sep 17 00:00:00 2001
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From: Martin Milata <mmilata@redhat.com>
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Date: Mon, 14 Jul 2014 16:53:12 +0200
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Subject: [SATYR PATCH 4/6] gdb: fix parsing of ppc64 stacktraces
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Fixes rhbz#1119072.
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Signed-off-by: Martin Milata <mmilata@redhat.com>
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---
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 lib/gdb_frame.c                    |  3 +-
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 tests/gdb_stacktrace.at            | 35 ++++++++++++++++++++
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 tests/gdb_stacktraces/rhbz-1119072 | 67 ++++++++++++++++++++++++++++++++++++++
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 3 files changed, 104 insertions(+), 1 deletion(-)
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 create mode 100644 tests/gdb_stacktraces/rhbz-1119072
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diff --git a/lib/gdb_frame.c b/lib/gdb_frame.c
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index 57e9479..e449b30 100644
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--- a/lib/gdb_frame.c
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+++ b/lib/gdb_frame.c
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@@ -559,12 +559,13 @@ sr_gdb_frame_parse_function_name(const char **input,
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     /* First character:
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        '~' for destructor
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        '*' for ????
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+       '.' on ppc64
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        '_a-zA-Z' for mangled/nonmangled function name
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        '(' to start "(anonymous namespace)::" or something
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      */
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     char first;
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     char *namechunk;
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-    if (sr_parse_char_limited(&local_input, "~*_" SR_alpha, &first))
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+    if (sr_parse_char_limited(&local_input, "~*._" SR_alnum, &first))
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     {
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         /* If it's a start of 'o'perator, put the 'o' back! */
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         if (first == 'o')
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diff --git a/tests/gdb_stacktrace.at b/tests/gdb_stacktrace.at
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index 8832cb8..f626417 100644
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--- a/tests/gdb_stacktrace.at
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+++ b/tests/gdb_stacktrace.at
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@@ -247,3 +247,38 @@ main(void)
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   return 0;
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 }
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 ]])
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+
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+## ----------------------------- ##
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+## sr_gdb_stacktrace_parse_ppc64 ##
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+## ----------------------------- ##
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+AT_TESTFUN([sr_gdb_stacktrace_parse_ppc64],
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+[[
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+#include "gdb/stacktrace.h"
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+#include "gdb/thread.h"
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+#include "gdb/frame.h"
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+#include "location.h"
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+#include "utils.h"
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+#include <assert.h>
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+#include <stdio.h>
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+
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+int
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+main(void)
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+{
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+  /* Check that satyr is able to parse backtrace with missing Thread header */
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+  struct sr_location location;
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+  sr_location_init(&location);
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+  char *error_message;
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+  char *full_input = sr_file_to_string("../../gdb_stacktraces/rhbz-1119072", &error_message);
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+  assert(full_input);
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+  char *input = full_input;
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+  struct sr_gdb_stacktrace *stacktrace = sr_gdb_stacktrace_parse(&input, &location);
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+  assert(stacktrace);
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+  assert(5 == sr_gdb_stacktrace_get_thread_count(stacktrace));
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+  struct sr_gdb_thread *thread = stacktrace->threads;
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+  assert(7 == sr_thread_frame_count(thread));
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+  struct sr_gdb_frame *frame = thread->frames;
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+  assert(0 == strcmp(frame->function_name, ".pthread_cond_timedwait"));
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+  sr_gdb_stacktrace_free(stacktrace);
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+  return 0;
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+}
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+]])
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diff --git a/tests/gdb_stacktraces/rhbz-1119072 b/tests/gdb_stacktraces/rhbz-1119072
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new file mode 100644
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index 0000000..2aca936
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--- /dev/null
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+++ b/tests/gdb_stacktraces/rhbz-1119072
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@@ -0,0 +1,67 @@
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+[New LWP 2271]
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+[New LWP 2374]
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+[New LWP 2325]
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+[New LWP 2360]
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+[New LWP 2375]
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+[Thread debugging using libthread_db enabled]
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+Using host libthread_db library "/lib64/libthread_db.so.1".
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+Core was generated by `caja '.
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+Program terminated with signal SIGTRAP, Trace/breakpoint trap.
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+#0  0x000000803a327a54 in .raise () from /usr/lib64/libpthread.so.0
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+
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+Thread 5 (Thread 0x3fffa0ebeed0 (LWP 2375)):
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+#0  0x000000803a321f24 in .pthread_cond_timedwait () from /usr/lib64/libpthread.so.0
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+#1  0x000000803a748054 in .g_cond_wait_until () from /usr/lib64/libglib-2.0.so.0
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+#2  0x000000803a6ac2c8 in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#3  0x000000803a720530 in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#4  0x000000803a71f3f8 in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#5  0x000000803a31c31c in .start_thread () from /usr/lib64/libpthread.so.0
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+#6  0x000000803a20c150 in .__clone () from /usr/lib64/libc.so.6
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+
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+Thread 4 (Thread 0x3fffa208eed0 (LWP 2360)):
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+#0  0x000000803a1fd130 in .__GI___poll () from /usr/lib64/libc.so.6
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+#1  0x000000803a6fe0b0 in .g_poll () from /usr/lib64/libglib-2.0.so.0
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+#2  0x000000803a6e9ef4 in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#3  0x000000803a6ea610 in .g_main_loop_run () from /usr/lib64/libglib-2.0.so.0
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+#4  0x000000803ae658c8 in 0000090f.plt_call.g_io_channel_flush+0 () from /usr/lib64/libgio-2.0.so.0
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+#5  0x000000803a71f3f8 in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#6  0x000000803a31c31c in .start_thread () from /usr/lib64/libpthread.so.0
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+#7  0x000000803a20c150 in .__clone () from /usr/lib64/libc.so.6
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+
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+Thread 3 (Thread 0x3fffa288eed0 (LWP 2325)):
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+#0  0x000000803a1fd130 in .__GI___poll () from /usr/lib64/libc.so.6
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+#1  0x000000803a6fe0b0 in .g_poll () from /usr/lib64/libglib-2.0.so.0
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+#2  0x000000803a6e9ef4 in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#3  0x000000803a6ea0a4 in .g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
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+#4  0x00003fffa28ba8dc in 00000010.plt_call.g_hash_table_size+0 () from /usr/lib64/gio/modules/libdconfsettings.so
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+#5  0x000000803a71f3f8 in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#6  0x000000803a31c31c in .start_thread () from /usr/lib64/libpthread.so.0
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+#7  0x000000803a20c150 in .__clone () from /usr/lib64/libc.so.6
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+
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+Thread 2 (Thread 0x3fffa16beed0 (LWP 2374)):
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+#0  0x000000803a1fd130 in .__GI___poll () from /usr/lib64/libc.so.6
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+#1  0x000000803a6fe0b0 in .g_poll () from /usr/lib64/libglib-2.0.so.0
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+#2  0x000000803a6e9ef4 in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#3  0x000000803a6ea0a4 in .g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
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+#4  0x000000803a6ea15c in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#5  0x000000803a71f3f8 in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#6  0x000000803a31c31c in .start_thread () from /usr/lib64/libpthread.so.0
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+#7  0x000000803a20c150 in .__clone () from /usr/lib64/libc.so.6
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+
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+Thread 1 (Thread 0x3fffa9210490 (LWP 2271)):
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+#0  0x000000803a327a54 in .raise () from /usr/lib64/libpthread.so.0
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+#1  0x000000803a6f3dd8 in .g_logv () from /usr/lib64/libglib-2.0.so.0
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+#2  0x000000803a6f3ef8 in .g_log () from /usr/lib64/libglib-2.0.so.0
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+#3  0x000000803cd0c230 in 000002cd.plt_call.XmbTextExtents+0 () from /usr/lib64/libgdk-x11-2.0.so.0
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+#4  0x000000803a9e0870 in ._XError () from /usr/lib64/libX11.so.6
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+#5  0x000000803a9dc398 in 00000e9e.plt_call._XimXTransGetHostname+0 () from /usr/lib64/libX11.so.6
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+#6  0x000000803a9dc514 in 00000e9e.plt_call._XimXTransGetHostname+0 () from /usr/lib64/libX11.so.6
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+#7  0x000000803a9dd19c in ._XEventsQueued () from /usr/lib64/libX11.so.6
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+#8  0x000000803a9c8d6c in .XPending () from /usr/lib64/libX11.so.6
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+#9  0x000000803ccfbd74 in 000002cd.plt_call.XmbTextExtents+0 () from /usr/lib64/libgdk-x11-2.0.so.0
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+#10 0x000000803ccfbf58 in 000002cd.plt_call.XmbTextExtents+0 () from /usr/lib64/libgdk-x11-2.0.so.0
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+#11 0x000000803a6e9124 in .g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
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+#12 0x000000803a6e9d7c in 000000ca.plt_call.strncasecmp@@GLIBC_2.3+0 () from /usr/lib64/libglib-2.0.so.0
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+#13 0x000000803a6ea610 in .g_main_loop_run () from /usr/lib64/libglib-2.0.so.0
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+#14 0x000000803c839050 in .gtk_main () from /usr/lib64/libgtk-x11-2.0.so.0
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+#15 0x0000000010051054 in .main ()
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-- 
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1.9.3
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